Sadler Power Train is the Midwest's trusted source for heavy-duty lubricants including engine oils, transmission fluids, gear oils, hydraulic fluids, and chassis greases. Our extensive inventory features Caterpillar, Martin Lubricants, Eaton, and other premium brands meeting OEM specifications for commercial truck applications. With locations in Cedar Rapids, Davenport, Dubuque, and Waterloo, we provide real-time inventory visibility and bulk lubricant programs for fleet maintenance operations. Our technical staff helps you select proper viscosity grades, specification compliance, and drain intervals for your equipment. From synthetic engine oils to specialty gear lubes and multi-purpose greases, Sadler Power Train delivers quality lubricants with the expert support and fast delivery that keeps Iowa commercial vehicle fleets properly maintained and operating efficiently.